Formula: CH2N2
Formula weight: 42.04
Purity: 98+%, stab.
CAS Number: 420-04-2
UN Number: UN2923
Hazard Class: 8
Packing Group: III
Harmonized Tariff Code: 2926.90
Hazard Statements: H301-H314-H312-H319-H317
Toxic if swallowed. Causes severe skin burns and eye damage. Harmful in contact with skin. Causes serious eye irritation. May cause an allergic skin reaction.
Precautionary Statements: P261-P280h-P235-P305+P351+P338-P309-P310
Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/clothing. Keep cool. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF exposed or if you feel unwell: Immediately call a POISON CENTER or doctor/physician.
Risk Phrases: 21-25-36/38-43
Harmful in contact with skin. Toxic if swallowed. Irritating to eyes and skin. May cause sensitisation by skin contact.
Safety Phrases: 3-22-36/37-45
Keep in a cool place. Do not breathe dust. Wear suitable protective clothing and gloves. In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Form: White crystal powder
Density: 1.282
Melting point: 43-47°
Boiling point: 132-138°/12mm
Flash point: 141°(285°F)
Merck: 14,2684
EINECS: 206-992-3
MDL: MFCD00007572
RTECS: GS5950000
Beilstein: 1732569